<template>
    <div class="login_container">
        <div class="login_box">
            <!-- 头像区域 -->
            <div class="avatar_box">
                <img src="../assets/logo.png" alt="">
            </div>
            <!-- 表单区域 -->
            <el-form ref="loginFormRef" label-width="0px" :model="form" class="login_form" :rules="formRules">
                <!-- 用户名 -->
                <el-form-item prop='username'>
                    <el-input prefix-icon="iconfont icon-user" v-model="form.username"></el-input>
                </el-form-item>
                <!-- 密码 -->
                <el-form-item prop='password'>
                    <el-input prefix-icon="iconfont icon-3702mima" v-model="form.password" type="password"></el-input>
                </el-form-item>
                <!-- 按钮 -->
                <el-form-item class="btns">
                    <el-button type="primary" @click="handleLogin">登录</el-button>
                    <el-button type="info" @click="handleReset">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
        
    </div>
</template>

<script>

export default {
    data(){
        return {
            form:{
                username:'',
                password:''
            },
            formRules:{
                username:[{
                    required:true,
                    message:'请输入用户名',
                    trigger:'blur'
                },{
                    min:3,
                    max:10,
                    message:'长度在3到10之间',
                    trigger:'blur'
                }
                ],
                password:[{
                    required:true,
                    message:'请输出密码',
                    trigger:'blur'
                },{
                    min:6,
                    max:15,
                    message:'长度在6到15之间',
                    trigger:'blur'
                }]
            }
        }
    },
    methods:{
        handleLogin(){
            this.$refs.loginFormRef.validate(async valid =>{
                if(valid){
                   const {data: res} = await this.$axios({
                        url:'login',
                        method:'post',
                        data:this.form
                    })
                    if(res.meta.status !== 200){
                        return this.$message.error('登录失败！')
                    }else{
                        this.$message.success("登录成功")
                        window.sessionStorage.setItem("token",res.data.token)
                        this.$router.push('/home')
                    }

                }else{
                    return
                }
            })
        },
        handleReset(){
            this.$refs.loginFormRef.resetFields()
        }
    }
}
</script>

<style lang='scss' scoped>
.login_container{
    background-color: #2b4b6b;
    height: 100%;
    .login_box{
        width: 450px;
        height: 300px;
        background-color: #fff;
        border-radius: 3px;
        position: absolute;
        left: 50%;
        top:50%;
        transform: translate(-50%,-50%);
        .avatar_box{
            height: 130px;
            width: 130px;
            border: 1px solid #eee;
            border-radius: 50%;
            padding: 10px;
            box-shadow: 0 0 10px #ddd;
            position: absolute;
            left: 50%;
            transform: translate(-50%,-50%);
            background-color: #fff;
            img{
                width: 100%;
                height: 100%;
                border-radius: 50%;
                background-color: #eee;
            }
        }
        .login_form{
            position: absolute;
            bottom: 0;
            width: 100%;
            padding: 0 20px;
            box-sizing: border-box;
            .btns{
                display: flex;
                justify-content: flex-end;
            }
        }
    }
}
</style>